https://docs.emtronaustralia.com.au/engine-management/tuning/fuel/flex-fuel/index.htmlFlex Fuel configuration example: KV and SL series ECU both support the GM (Continental) and Ford style flex fuel sensors. Step 1 Wire in the Ethanol Sensor to the ECU using one of the available digital inputs that can read frequency (DI 1-8) and configure the DI as follows:Hugoen-us